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+# Module 6. Controlling the Flow of Execution
+
+## Branching with if Statements
+
+Reference:
+* [if-else (C# Reference)](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/if-else)
+* [switch (C# Reference)](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/switch)
+* [C# guide Tutorial: Learn conditional logic with branch and loop statements](https://docs.microsoft.com/en-us/dotnet/csharp/tour-of-csharp/tutorials/branches-and-loops-local)
+
+Keywords:
+* `if/else` condition, `switch` statement
+* Equality Comparison: `==`, `>=`, `<=`, `!=`, etc.
+* AND `&&`, OR `||`
+
+## Looping with for, foreach, do, and while
+
+Reference:
+* [C# guide Tutorial: Learn conditional logic with branch and loop statements](https://docs.microsoft.com/en-us/dotnet/csharp/tour-of-csharp/tutorials/branches-and-loops-local)
+* [C# guide Language reference: Iteration Statements](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/foreach-in)
+
+keywords:
+* `do-while`
+* `while`
+* `for`
+* `foreach` for each element in an instance of the type that implements the `System.Collections.IEnumerable` or `System.Collections.Generic.IEnumerable<T>` interface
+
+`foreach` is most clear, concise, highly recommended. `for` statement is for low level control
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